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Patent
D878839
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Priority
Oct 13 2017
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Filed
Feb 12 2018
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Issued
Mar 24 2020
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Expiry
Mar 24 2035
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Assg.orig
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Entity
unknown
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0
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30
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n/a
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The ornamental design for chair back, as shown and described.
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FIG. 1 is a front view of a chair back showing my new design;
FIG. 2 is a back view of a chair back;
FIG. 3 is a left side view of a chair back;
FIG. 4 is a right side view of a chair back;
FIG. 5 is a top view of a chair back;
FIG. 6 is an upward view of a chair back; and,
FIG. 7 is a perspective view of a chair back.
Ding, Wenting
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
Title |
10406953, |
Mar 28 2017 |
TS TECH CO , LTD |
Vehicle seat |
5000514, |
Apr 26 1990 |
|
Miniature rocking chair |
7753451, |
Feb 07 2006 |
DR ING H C F PORSCHE AKTIENGESELLSCHAFT |
Sport bucket seat, for a motor vehicle, especially a passenger vehicle |
D317534, |
May 27 1987 |
Keiper Recaro GmbH & Co. |
Vehicle seat or similar article |
D509077, |
Feb 11 2004 |
ADIENT LUXEMBOURG HOLDING S A R L |
Vehicle seat |
D558492, |
Jul 27 2006 |
|
Chair |
D562576, |
Jun 11 2005 |
RECARO AUTOMOTIVE SEATING GMBH |
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D577212, |
Sep 29 2006 |
LUMISOURCE, LLC |
Chair |
D587025, |
Oct 15 2007 |
DR ING H C F PORSCHE AKTIENGESELLSCHAFT |
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D641572, |
Feb 01 2010 |
FUH Shyan Co., Ltd. |
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D645683, |
Jan 18 2011 |
|
Seatback frame |
D645684, |
Jan 18 2011 |
|
Combined seatback frame |
D650617, |
Mar 19 2010 |
|
Main frame of chairs |
D656751, |
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Vehicle seat |
D657579, |
Feb 16 2010 |
DR ING H C F PORSCHE AKTIENGESELLSCHAFT |
Vehicle seat |
D665181, |
Jun 04 2010 |
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Utility vehicle front seat |
D685586, |
Apr 13 2012 |
Dr. Ing. h.c. F. Porsche Aktiengesellschaft |
Seat for motor vehicle |
D694031, |
Dec 07 2012 |
RECARO AUTOMOTIVE SEATING GMBH |
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Apr 13 2012 |
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Jul 25 2013 |
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HANGZHOU ZHANYING TECHNOLOGY CO , LTD |
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ANJI WANBAO FURNITURE CO , LTD |
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D851974, |
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|
Office chair |
D852523, |
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RECARO AUTOMOTIVE SEATING GMBH |
Vehicle seat |
D852563, |
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NINGBO MEIYING HOUSEHOLD GROUP CO , LTD |
Office chair |
D869214, |
Aug 19 2019 |
SIMONFURNITURE INTERNATIONAL INC |
Gaming chair |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a